{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["Disease", "Chemical"], "input": "The recipient ' s heart showed the features of apical hypertrophic cardiomyopathy and myocarditis with abundant eosinophils ."}
{"Disease": ["hypertrophic cardiomyopathy", "myocarditis"], "Chemical": []}